selinux-policy/refpolicy/policy/modules/system/sysnetwork.if

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## <summary>Policy for network configuration: ifconfig and dhcp client.</summary>
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#######################################
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## <summary>
## Execute dhcp client in dhcpc domain.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
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#
interface(`sysnet_domtrans_dhcpc',`
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gen_require(`
type dhcpc_t, dhcpc_exec_t;
')
corecmd_search_sbin($1)
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domain_auto_trans($1, dhcpc_exec_t, dhcpc_t)
allow $1 dhcpc_t:fd use;
allow dhcpc_t $1:fd use;
allow dhcpc_t $1:fifo_file rw_file_perms;
allow dhcpc_t $1:process sigchld;
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')
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########################################
## <summary>
## Execute DHCP clients in the dhcpc domain, and
## allow the specified role the dhcpc domain.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
## <param name="role">
## The role to be allowed the clock domain.
## </param>
## <param name="terminal">
## The type of the terminal allow the clock domain to use.
## </param>
#
interface(`sysnet_run_dhcpc',`
gen_require(`
type dhcpc_t;
')
sysnet_domtrans_dhcpc($1)
role $2 types dhcpc_t;
allow dhcpc_t $3:chr_file { getattr read write ioctl };
')
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########################################
## <summary>
## Send a SIGCHLD signal to the dhcp client.
## </summary>
## <param name="domain">
## The domain sending the SIGCHLD.
## </param>
#
interface(`sysnet_sigchld_dhcpc',`
gen_require(`
type dhcpc_t;
')
allow $1 dhcpc_t:process sigchld;
')
########################################
## <summary>
## Send a kill signal to the dhcp client.
## </summary>
## <param name="domain">
## The domain sending the SIGKILL.
## </param>
#
interface(`sysnet_kill_dhcpc',`
gen_require(`
type dhcpc_t;
')
allow $1 dhcpc_t:process sigkill;
')
########################################
## <summary>
## Send a SIGSTOP signal to the dhcp client.
## </summary>
## <param name="domain">
## The domain sending the SIGSTOP.
## </param>
#
interface(`sysnet_sigstop_dhcpc',`
gen_require(`
type dhcpc_t;
')
allow $1 dhcpc_t:process sigstop;
')
########################################
## <summary>
## Send a null signal to the dhcp client.
## </summary>
## <param name="domain">
## The domain sending the null signal.
## </param>
#
interface(`sysnet_signull_dhcpc',`
gen_require(`
type dhcpc_t;
')
allow $1 dhcpc_t:process signull;
')
########################################
## <summary>
## Send a generic signal to the dhcp client.
## </summary>
## <param name="domain">
## The domain sending the signal.
## </param>
#
interface(`sysnet_signal_dhcpc',`
gen_require(`
type dhcpc_t;
')
allow $1 dhcpc_t:process signal;
')
########################################
## <summary>
## Read and write dhcp configuration files.
## </summary>
## <param name="domain">
## The domain allowed access.
## </param>
#
interface(`sysnet_rw_dhcp_config',`
gen_require(`
type dhcp_etc_t;
')
files_search_etc($1)
allow $1 dhcp_etc_t:file { getattr read };
')
########################################
## <summary>
## Read dhcp client state files.
## </summary>
## <param name="domain">
## The domain allowed access.
## </param>
#
interface(`sysnet_read_dhcpc_state',`
gen_require(`
type dhcpc_state_t;
')
allow $1 dhcpc_state_t:file { getattr read };
')
#######################################
## <summary>
## Allow network init to read network config files.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`sysnet_read_config',`
gen_require(`
type net_conf_t;
')
files_search_etc($1)
allow $1 net_conf_t:file r_file_perms;
')
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#######################################
## <summary>
## Create files in /etc with the type used for
## the network config files.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`sysnet_create_config',`
gen_require(`
type net_conf_t;
')
files_create_etc_config($1,net_conf_t,file)
')
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#######################################
## <summary>
## Create, read, write, and delete network config files.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`sysnet_manage_config',`
gen_require(`
type net_conf_t;
')
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allow $1 net_conf_t:file create_file_perms;
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')
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#######################################
## <summary>
## Read the dhcp client pid file.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`sysnet_read_dhcpc_pid',`
gen_require(`
type dhcpc_var_run_t;
')
files_list_pids($1)
allow $1 dhcpc_var_run_t:file { getattr read };
')
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#######################################
## <summary>
## Delete the dhcp client pid file.
## </summary>
## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`sysnet_delete_dhcpc_pid',`
gen_require(`
type dhcpc_var_run_t;
')
allow $1 dhcpc_var_run_t:file unlink;
')
#######################################
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## <summary>
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## Execute ifconfig in the ifconfig domain.
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## </summary>
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## <param name="domain">
## The type of the process performing this action.
## </param>
#
interface(`sysnet_domtrans_ifconfig',`
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gen_require(`
type ifconfig_t, ifconfig_exec_t;
')
corecmd_search_sbin($1)
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domain_auto_trans($1, ifconfig_exec_t, ifconfig_t)
allow $1 ifconfig_t:fd use;
allow ifconfig_t $1:fd use;
allow ifconfig_t $1:fifo_file rw_file_perms;
allow ifconfig_t $1:process sigchld;
')
########################################
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## <summary>
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## Execute ifconfig in the ifconfig domain, and
## allow the specified role the ifconfig domain,
## and use the caller's terminal.
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## </summary>
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## <param name="domain">
## The type of the process performing this action.
## </param>
## <param name="role">
## The role to be allowed the ifconfig domain.
## </param>
## <param name="terminal">
## The type of the terminal allow the ifconfig domain to use.
## </param>
#
interface(`sysnet_run_ifconfig',`
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gen_require(`
type ifconfig_t;
')
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corecmd_search_sbin($1)
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sysnet_domtrans_ifconfig($1)
role $2 types ifconfig_t;
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allow ifconfig_t $3:chr_file rw_term_perms;
')
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#######################################
## <summary>
## Execute ifconfig in the caller domain.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`sysnet_exec_ifconfig',`
gen_require(`
type ifconfig_exec_t;
')
corecmd_search_sbin($1)
can_exec($1,ifconfig_exec_t)
')
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########################################
## <summary>
## Read the DHCP configuration files.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`sysnet_read_dhcp_config',`
gen_require(`
type dhcp_etc_t;
')
files_search_etc($1)
allow $1 dhcp_etc_t:dir search;
allow $1 dhcp_etc_t:file { getattr read };
')
########################################
## <summary>
## Search the DHCP state data directory.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`sysnet_search_dhcp_state',`
gen_require(`
type dhcp_state_t;
')
files_search_var_lib($1)
allow $1 dhcp_state_t:dir search;
')
########################################
## <summary>
## Create DHCP state data.
## </summary>
## <desc>
## <p>
## Create DHCP state data.
## </p>
## <p>
## This is added for DHCP server, as
## the server and client put their state
## files in the same directory.
## </p>
## </desc>
## <param name="domain">
## Domain allowed access.
## </param>
## <param name="file_type">
## The type of the object to be created
## </param>
## <param name="object_class" optional="true">
## The object class. If not specified, file is used.
## </param>
#
interface(`sysnet_create_dhcp_state',`
gen_require(`
type dhcp_state_t;
')
files_search_var_lib($1)
allow $1 dhcp_state_t:dir rw_dir_perms;
ifelse(`$3',`',`
type_transition $1 dhcp_state_t:file $2;
',`
type_transition $1 dhcp_state_t:$3 $2;
')
')
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########################################
## <summary>
## Perform a DNS name resolution.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`sysnet_dns_name_resolve',`
gen_require(`
type net_conf_t;
')
allow $1 self:udp_socket create_socket_perms;
corenet_udp_sendrecv_all_if($1)
corenet_raw_sendrecv_all_if($1)
corenet_udp_sendrecv_all_nodes($1)
corenet_raw_sendrecv_all_nodes($1)
corenet_udp_sendrecv_dns_port($1)
corenet_udp_bind_all_nodes($1)
files_search_etc($1)
allow $1 net_conf_t:file r_file_perms;
')
########################################
## <summary>
## Connect and use a LDAP server.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`sysnet_use_ldap',`
gen_require(`
type net_conf_t;
')
allow $1 self:tcp_socket create_socket_perms;
corenet_tcp_sendrecv_all_if($1)
corenet_raw_sendrecv_all_if($1)
corenet_tcp_sendrecv_all_nodes($1)
corenet_raw_sendrecv_all_nodes($1)
corenet_tcp_sendrecv_ldap_port($1)
corenet_tcp_bind_all_nodes($1)
corenet_tcp_connect_ldap_port($1)
files_search_etc($1)
allow $1 net_conf_t:file r_file_perms;
')
########################################
## <summary>
## Connect and use remote port mappers.
## </summary>
## <param name="domain">
## Domain allowed access.
## </param>
#
interface(`sysnet_use_portmap',`
gen_require(`
type net_conf_t;
')
allow $1 self:tcp_socket create_socket_perms;
allow $1 self:udp_socket create_socket_perms;
corenet_tcp_sendrecv_all_if($1)
corenet_udp_sendrecv_all_if($1)
corenet_raw_sendrecv_all_if($1)
corenet_tcp_sendrecv_all_nodes($1)
corenet_udp_sendrecv_all_nodes($1)
corenet_raw_sendrecv_all_nodes($1)
corenet_tcp_sendrecv_portmap_port($1)
corenet_udp_sendrecv_portmap_port($1)
corenet_tcp_bind_all_nodes($1)
corenet_udp_bind_all_nodes($1)
corenet_tcp_connect_portmap_port($1)
files_search_etc($1)
allow $1 net_conf_t:file r_file_perms;
')